A significant Arctic blast expected to hit the U.S. starting later this week will bring the coldest air of the season, dangerous wind, heavy snow—and the risk of heart issues—to those living in ...

Arctic tundra, which has stored carbon for thousands of years, has now become a source of carbon dioxide. The new research, led by scientists at the Woodwell Climate Research Center in Falmouth, ...

The Arctic can feel like a far-off place, disconnected from daily life if you aren’t one of the 4 million people who live there. Yet, the changes underway in the Arctic as temperatures rise can ...